Malicious Code Injection in wawan-mangut30-riris: A Threat to npm Ecosystem
Summary
MAL-2025-92128: Malicious code in wawan-mangut30-riris (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package wawan-mangut30-riris is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages, which can inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that compromises the integrity of the npm registry.
Vulnerability Detail
The vulnerability in wawan-mangut30-riris stems from its malicious payload that modifies the package.json file by removing private flags and altering version numbers. It generates random package names, primarily themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This behavior can lead to a loss of trust in the npm ecosystem and potential exploitation of developers' reputations.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall wawan-mangut30-ririsIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, you can prevent the installation of this package by using npm's package-lock.json to lock your dependencies. Additionally, consider using tools like Vulert to monitor your project for vulnerabilities. You can check if your application is affected by this vulnerability using the Vulert playground at https://vulert.com/scanner without any signup.
Conclusion
The wawan-mangut30-riris package poses a significant threat to the npm ecosystem due to its malicious code that modifies package metadata and floods the registry with derivative packages. It is crucial for developers to remove this package and monitor their projects for vulnerabilities to maintain the integrity of their applications.
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FAQ
wawan-mangut30-riris is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The vulnerability can lead to the pollution of the npm registry and compromise the integrity of your project's dependencies, potentially affecting your reputation as a developer.
You should remove the wawan-mangut30-riris package from your project and check for any updates or patches that may be available.
Yes, Vulert can monitor your project for open-source vulnerabilities in real-time using just your package-lock.json file.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
